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Contactless power receiving unit and electronic device employing the same

  • US 7,948,781 B2
  • Filed: 05/23/2008
  • Issued: 05/24/2011
  • Est. Priority Date: 06/01/2007
  • Status: Expired due to Fees
First Claim
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1. A contactless power receiving unit comprising:

  • a plurality of power receiving coils arranged to have certain relative angles to one another in a parallel magnetic field generated by a power supply unit;

    a rectifier circuit connected to each of the power receiving coils; and

    an adder circuit configured to add DC power obtained, through the rectifier circuits, from the plurality of power receiving coils, and to output the resultant DC power of the addition.

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